Accounts Payable, Accrued Expenses and Other Liabilities - Summary of Accounts Payable, Accrued Expenses and Other Liabilities (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Payables And Accruals [Abstract]
Accounts payable	$ 322,788	$ 93,834
Accrued expenses	1,917,172	2,529,982
Accrued interest expense	3,494,144	2,690,076
Operating lease liabilities	2,150,827	2,138,783
Other liabilities	1,580,189	1,583,492
Total accounts payable, accrued expenses and other liabilities	$ 9,465,120	$ 9,036,167